rich → selection Relation

File in reco/detectors/rich	Includes file in reco/detectors/rich/selection
finder / CbmRichRingFinderHoughImpl.cxx	CbmRichRingSelectAnn.h
CbmRichTrainAnnSelect.cxx	CbmRichRingSelectImpl.h
CbmRichTrainAnnSelect.h	CbmRichRingSelectImpl.h